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Gladiatorial Squash

#c0400b
Notes

Gladiatorial Squash (#C0400B) is a true orange with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (18°, 89%, 40%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#c0400b
RGB
rgb(192, 64, 11)
HSL
hsl(18, 89%, 40%)
HWB
hwb(18 4% 25%)
OKLCH
oklch(54.9% 0.173 38.4)
P3
color(display-p3 0.6962 0.2872 0.1322)
HSV
hsv(18, 94%, 75%)
LAB
lab(45.50% 49.34 53.72)
LCH
lch(45.50% 72.94 47.43)
CMYK
cmyk(0%, 67%, 94%, 25%)

Etymology

Gladiatorial
adjective

Latin gladiātōrius, of the gladiator — adjectival suffix, derived from gladius (short-sword). As a color modifier, gladiatorial implies a saturated-and-combative-and-bloody quality, the deep-rich color of Roman-Colosseum gladiator-arena bloody-tunic-and-shield combat-attire. Sits at the bold-and-formal end of the grid, parallel to spartan and valiant.

Squash
noun

The English name for Cucurbita, from the Algonquian askutasquasheaten raw. The color refers to the orange flesh of a butternut, kabocha, or honeynut: a warm, slightly muted orange with the matte surface of cooked vegetable. Earthier than pumpkin, less saturated than tangerine, with the autumn weight of a root cellar in October.

Closest matches

The nearest named color in three reference sources, ranked by perceptual distance (ΔE76 in CIELAB). ΔE < 1 is imperceptible to most viewers; ΔE > 10 is clearly different. When two sources point to the same hex they’re merged into one tile; click any to open that color’s page.

Variations

Click any swatch to explore

Harmonies

Accessibility

Color-vision simulation

How this color appears to viewers with the four major color-vision-deficiency types. Computed via the Machado (2009) physiologically-based model. If a tile matches the original, the color reads the same to that viewer.

#c0400b
Original
#665900
Protanopia
#867600
Deuteranopia
#d41438
Tritanopia
#575757
Achromatopsia
WCAG contrast

The color used as foreground text against pure white and pure black, with the contrast ratio and WCAG 2.1 grade. Aim for AA (4.5:1) for body text and AA Large (3:1) for 18 pt+ headlines; AAA (7:1) is the gold standard for long-form reading surfaces.

The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon White
5.28:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon Black
3.98:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##C0400B
Display P3
Display P3
color(display-p3 0.6962 0.2872 0.1322)
P3 has subtle headroomOKLCH chroma 0.173

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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